Imperialist map.

I had this in my back back but it never made it to the blog. Oops

What was great Britains interest in Australia?
Why are all the European colonies in Africa so split up. Was it on purpose or just a whoever gets there first type deal?
Why wasn't South America colonized?
How were do these colonies effect the world wars?
What where the major benefits from the colonized areas?
What allowed Ethiopia to escape colonization?